package com.pufa.demo.dao;
/**
 * 
 * @author Menlin
 *
 */
public interface IDemoDAO {

	/**
	 * 保存凭证号
	 * @param pingzh
	 * @return
	 */
	public boolean save(String pingzh);
	
	/**
	 * 根据凭证号查询
	 * @param pingzh
	 * @return
	 */
	public String queryByPingzh (String pingzh);
}
